However, I would wait a few more days (even weeks) before deploying this update. It’s not that I do not trust Microsoft or the Exchange Product Group, but – for once – I’d like to make sure we’re not running into any other unexpected issues. After all, Microsoft has had a bad track record with the stream of latest Update Rollups of which some even had to be pulled more than once.

Additionally, make sure to read Tony Redmond’s blog on this subject. There’s an interesting analysis of the different fixes as well as some other thoughts worth reading through: